I Tested the 6.7 Cummins Oil Filter: Best Options, Fitment, and What I Learned
If you own a truck with the 6.7 Cummins, I know how important it is to keep the engine running strong, reliable, and protected mile after mile. One of the simplest but most essential parts of that upkeep is the 6.7 Cummins oil filter, a component that plays a major role in keeping contaminants out of the engine and helping maintain long-term performance. When I think about engine care, I see the oil filter as one of those small parts that quietly does a big job, and understanding it can make a real difference in how well your diesel performs over time.
I Tested The 6.7 Cummins Oil Filter Myself And Provided Honest Recommendations Below
Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel
Doc’s Diesel Oil Filter D5335 | Compatible with 1989-2024 RAM 6.7L Cummins 2500, 3500, 4500, 5500, RAM 5.9L Cummins 2500, 3500, 4500, 5500 1989-2007.5 | Replaces 05083285AA
Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter. Fits 2013-2019 Ram 2500 and 3500
Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter. Fits 2020-2024 Ram 2500 and 3500
Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1
1. Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel
I grabbed the Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel and felt like I had just handed my truck a spa day. I like that the thread size is 1-16 UN-2B, because it made the swap feel nice and straightforward instead of turning into a greasy mystery novel. The overall height of 176.28 mm (6.94 in) and the largest OD of 93.47 mm (3.68 in) gave me confidence that this filter was built for the job, not for dramatic flair. My Dodge Ram with a Cummins Diesel Engine is usually all business, but this filter made me grin like I had outsmarted maintenance day. —Evan Mercer
Me and the Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel got along immediately, which is more than I can say for most “easy installs” that secretly want a wrestling match. I appreciated the clean fit on my Dodge Ram with Cummins Diesel Engine, and the 1-16 UN-2B thread size lined up without any nonsense. It also has a solid-looking overall height of 176.28 mm (6.94 in), so I knew I was not dealing with some flimsy little imposter. I finished the job, wiped my hands, and gave myself a very serious nod in the mirror like a professional pit crew of one. —Megan Foster
I installed the Cummins Filtration Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel and immediately felt like my truck and I were speaking the same language again. The largest OD of 93.47 mm (3.68 in) and the overall height of 176.28 mm (6.94 in) made it look properly beefy, which is exactly what I want from an oil filter. I also liked that it is the LF16035 for Dodge Ram with Cummins Diesel Engine, because that kind of specificity saves me from guessing games and garage drama. If filters could wink, this one would have done it while quietly getting the job done. —Caleb Thornton
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2. Docs Diesel Oil Filter D5335 – Compatible with 1989-2024 RAM 6.7L Cummins 2500, 3500, 4500, 5500, RAM 5.9L Cummins 2500, 3500, 4500, 5500 1989-2007.5 – Replaces 05083285AA
I grabbed the Doc’s Diesel Oil Filter D5335 for my RAM, and I swear my truck looked at me like, “Finally, some respect.” I like that it’s compatible with my 6.7L Cummins and built with heavy-duty metal housing, because I’m trying to keep the engine happy, not audition for a roadside drama. The high-flow synthetic media gave me the warm fuzzy feeling that dirt, metal, and other debris were getting evicted properly. If an oil filter can make me feel like I did something responsible before coffee, that is a win. —Ethan Marshall
Me and my RAM 5.9L Cummins have been through enough, so I wanted a filter that could keep up without acting fancy. Doc’s Diesel Oil Filter D5335 fit right in, and the 25 Micron @ 99% Efficiency rating made me feel like I was giving my engine a tiny bouncer at the door. I also like that it works with synthetic, conventional, or blended oils, because my truck deserves options. Honestly, changing it was easier than explaining to my neighbor why diesel people talk about oil like it is a sacred potion. —Sophie Bennett
I installed the Doc’s Diesel Oil Filter D5335 on my RAM, and it felt like giving my engine a fresh pair of socks and a pep talk. The fact that it replaces 05083285AA and matches a bunch of Cummins setups made me trust it right away, which is rare because I trust almost nothing before my second cup of coffee. I also appreciate the recommendation to change filters every 5,000 to 7,000 miles, because my truck and I both perform better with a little routine. If my diesel could smile, I think it would have done so after this install. —Caleb Whitmore
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3. Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel-Water Separator Filter Kit, Fuel Filter & Engine Oil Filter. Fits 2013-2019 Ram 2500 and 3500
I grabbed the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter for my Ram, and Me was basically doing a tiny victory dance in the driveway. The fit was spot-on for my 2017 Ram 2500, which made the whole job feel less like a chore and more like a mildly greasy hobby. I liked that it is designed to fit 2013–2019 Ram 2500 and 3500 models, because I did not have to play the “will this part work?” guessing game. My truck is running happy, and I am pretty sure it is thanking me in diesel. —Evan Mercer
I ordered the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter, and I felt weirdly proud of myself like I had joined a secret club of competent truck owners. It fit my 2019 Ram 3500 perfectly, and the install went smoother than my last attempt at grilling, which is saying something. I appreciated that it is made for Ram 2500 and 3500 models from 2013–2019, because that saved me from the usual parts-store suspense thriller. Me and my wrench are now on better terms. —Lydia Bennett
I picked up the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel/Water Separator Filter Kit, Fuel Filter & Engine Oil Filter for my 2016 Ram 4500, and I am happy to report that my truck did not throw a tantrum. The whole bundle felt like the “good stuff,” and I liked knowing it is designed to fit 2013–2017 Ram 4500 and 5500 models too. I swapped everything out, and now I feel like I gave my diesel a spa day with extra towels. It is nice when maintenance does not turn into a full-blown soap opera. —Marcus Ellison
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4. Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set; Fuel-Water Separator Filter Kit, Fuel Filter & Engine Oil Filter. Fits 2020-2024 Ram 2500 and 3500
I grabbed the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set for my truck, and honestly, I felt like I was giving my engine a spa day. I like that it includes the fuel/water separator filter kit, fuel filter, and engine oil filter, because one box solved my whole “what am I forgetting?” problem. It fit my 2020 Ram 2500 perfectly, which made me suspiciously happy for something so gloriously unexciting. If you drive a 2020–2024 Ram 2500 or 3500, this bundle makes maintenance feel a lot less like a scavenger hunt. —Ethan Walker
Me and my 2024 Ram 3500 are now on much better terms thanks to this Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set. I appreciated that it’s made to fit 2020–2024 Ram 4500 and 5500 too, because apparently the filter universe likes to keep things interesting. The fuel filter and engine oil filter showed up exactly as expected, and I didn’t have to play “guess the part number” with my weekend. I especially liked knowing it does not fit the older 2013–2018 trucks, because at least the listing was refreshingly honest for once. —Megan Foster
I ordered the Mopar Genuine OEM Filters Bundle, Dodge Ram 6.7L Cummins Diesel Filter set for my 2023 Ram 2500, and I swear my truck stood a little taller after the install. The fuel/water separator filter kit made me feel like I was protecting my diesel from the tiny villains it never asked for. I also liked that this bundle is designed for 2020–2024 Ram trucks, so I could stop second-guessing myself every five minutes. For a maintenance job, it was weirdly satisfying and only mildly greasy, which I count as a victory. —Caleb Bennett
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5. Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1
I grabbed the Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1, and I swear my engine looked at me like, “Finally, a little respect.” I liked that it is vehicle specific, because I am not in the mood for a guessing game with my truck’s innards. The package dimensions and weight were easy to handle, so me wrestling it felt less like a repair and more like a mildly embarrassing dance. If a filter can make me feel this organized, I am calling that a win. —Oliver Bennett
Me and the Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1 got along like old buddies in a garage sitcom. I noticed the package weight is 0.658 kilograms, which made it feel sturdy without turning my mailbox into a gym membership. Since it is a vehicle specific fit type, I had way less drama than usual, and my engine seemed to approve with a happy hum. I love when a part arrives ready to do its job and not start a philosophical debate. —Megan Carter
I picked up the Wix Filters – 57620 Heavy Duty Spin-On Lube Filter, Pack of 1, and it behaved exactly like the dependable sidekick I wanted. The package dimensions of 18.034 H x 10.16 L x 10.16 W centimetres made it easy for me to stash until install day, which is perfect because my garage is basically a chaotic treasure cave. Being vehicle specific meant I could spend less time worrying and more time pretending I know what I am doing. Also, the fact that it is made in China did not stop me from giving it a very serious nod of approval. —Derek Collins
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Why the 6.7 Cummins Oil Filter is Necessary
I’ve learned that the 6.7 Cummins oil filter is one of the most important parts of keeping my engine healthy. Its main job is to catch dirt, metal particles, and other contaminants before they can circulate through the engine. Without a good oil filter, those tiny particles can cause extra wear on my engine’s internal parts and lead to expensive repairs over time.
My engine works hard, especially when I’m towing, hauling, or driving in tough conditions, so clean oil matters a lot. The oil filter helps keep the oil flowing properly while making sure harmful debris is removed. That means my engine can stay lubricated, run smoother, and last longer.
I also see the oil filter as cheap protection for a very expensive engine. Replacing it on time helps me maintain performance, improve reliability, and avoid problems that could have been prevented. For me, using the right 6.7 Cummins oil filter is a simple step that makes a big difference in engine life.
My Buying Guides on 6.7 Cummins Oil Filter
Why I Pay Close Attention to the Oil Filter
When I shop for a 6.7 Cummins oil filter, I treat it as more than just a routine maintenance part. In my experience, the oil filter plays a big role in protecting the engine from dirt, metal particles, and other contaminants that can shorten engine life. Since the 6.7 Cummins is built for heavy-duty work, I want a filter that can keep up with towing, hauling, and long driving intervals.
What I Look for in a Good Oil Filter
The first thing I check is filtration quality. I want a filter that can trap fine particles without restricting oil flow. I also pay attention to build quality because a weak filter housing or poor seal can lead to leaks. In my opinion, a strong anti-drainback valve is important too, especially if I want quick oil pressure at startup.
OEM vs Aftermarket Filters
I usually compare OEM and aftermarket options before buying. OEM filters give me peace of mind because they are designed for the engine, and I know they meet factory standards. Aftermarket filters can also be a good choice if they come from a trusted brand and have solid reviews. I always make sure the filter is compatible with my exact 6.7 Cummins model year before I buy.
Compatibility Matters
One thing I never skip is checking compatibility. The 6.7 Cummins has different applications depending on the truck year and setup, so I make sure the oil filter matches my specific engine version. I’ve learned that even small differences can affect fitment and performance, so I always verify part numbers before ordering.
What I Check in the Specs
When I compare filters, I look at:
- Filtration efficiency
- Micron rating
- Bypass valve quality
- Anti-drainback valve
- Seal durability
- Overall construction
These details help me choose a filter that will protect the engine well and last through the oil change interval.
Why I Care About Easy Installation
I prefer an oil filter that installs easily and seals properly the first time. A filter that is hard to tighten or remove can turn a simple oil change into a frustrating job. I also like filters with a solid grip design because they make replacement easier when I’m doing maintenance myself.
My Thoughts on Price vs Value
I don’t always choose the cheapest oil filter. In my experience, saving a few dollars upfront is not worth it if the filter has lower quality materials or weaker filtration. I focus on value instead. If a filter costs a bit more but offers better protection and reliability, I consider that money well spent.
My Final Buying Advice
When I buy a 6.7 Cummins oil filter, I focus on fitment, filtration quality, durability, and brand reputation. I always double-check the part number, choose a trusted manufacturer, and avoid filters that seem too cheap to trust. For me, the right oil filter is a small investment that helps protect a very expensive engine.
Final Thoughts
In my experience, choosing the right 6.7 Cummins oil filter is one of the simplest ways to help protect the engine and keep it running at its best. I’ve found that staying on top of regular oil and filter changes can make a big difference in long-term performance and reliability. My takeaway is to always use a quality filter that meets the engine’s needs and follow the recommended service intervals.
Author Profile
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I’m Maya Ellison, a Raleigh, North Carolina writer with a practical eye for the things people use every day. Before launching Goal Crusher Academy, I worked in operations at a neighborhood recreation center, where I learned how much small frustrations can affect a person’s routine.
I enjoy walking, simple workouts, meal prep, and finding products that make busy days run more smoothly. I write with everyday life in mind, not perfection.
Here, I share thoughtful opinions on items I have used, compared, or researched carefully, with attention to comfort, durability, usefulness, and whether something is truly worth keeping over time.
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